<div>
  <volist name="list" id="vo">
            
            
            

            
            
              <div style=" position:relative; display:inline-block; margin:5px;"><input id="{$vo.id}" onclick="insertAtCursor(document.getElementById('formula'),'<?php echo (in_array($vo['f_type'], array(9,10,11,12))?$vo['f_name'].'_id':'{'.'$'.$vo['f_name'].'}');?>');" value="{$vo.name}" class="btn btn-info btn-sm" type="button"/></div>
              &nbsp; </volist>
</div>
